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Sound
Question | Answer |
---|---|
True or false? All sound waves begin with vibrating matter. | True |
True or false? Vibrations spread through the air in all directions from a vibrating object. | True |
What kind of waves are sound waves? | Longitudinal and compressional waves |
In sound waves, frequency impacts the sound's _____. | Pitch (how low or high it is) |
True or false? Sound can travel through a vacuum. | False |
True or False? Sound waves travel fastest through gasses. | False |
What phase of matter does sound travel the fastest through? | Solids |
True or false? Sound waves are mechanical waves. | True |
What is the name for the effect where a sound moving towards you sounds higher then when it moves away from you? | The Doppler Effect |
_______ is a form of energy that comes from vibrating matter and travels through a medium in longitudinal waves. | Sound |